Edexcel ICT - Storage Features

What is a storage device?

• A device that processes data

• A device that reads from and writes to storage media

• A device that connects to the internet

• A device that displays information

Which of the following is an advantage of solid state storage?

• High cost per gigabyte

• Very fast read/write access

• Prone to mechanical failure

• Loud noise

What is the primary disadvantage of optical storage?

• Very low cost per gigabyte

• Very low capacity

• Very fast read/write access

• Highly durable

How does magnetic storage store binary data?

• Using electronic circuits

• Using lasers to burn the surface of a disk

• Using magnets (polarity)

• Using flash memory

What is the capacity of a Gibibyte (GiB)?

• 1,024 bytes

• 1,048,576 kilobytes

• 1,073,741,824 megabytes

• 1,099,511,626,776 gigabytes

Which of the following is a feature of a graphical user interface (GUI)?

• Requires text-based commands

• Optimized for mouse and touch gesture input

• Uses spoken word to respond to inputs

• Presents successive menus with single options

What is the main benefit of using solid state storage in smartphones?

• Higher risk of damage due to movement

• Consumes more power

• Takes up less space and has no moving parts

• Slower data transfer speeds